ScheduleController ES6 refactoring

src/client/controllers/ScheduleController.js

@@ -0,0 +1,76 @@
+import {populate} from '../../utils/populate';
+import {getCourseNameByID} from '../../models/course';
+import {indexEquals} from '../../utils/common';
+import {translateAnItem} from '../../utils/common';
+
+function isRequested(period, semester) {
+    return function (schedule) {
+        return schedule.period === period && schedule.semester === semester;
+    }
+}
+
+export default function (app) {
+    app.controller('ScheduleController', ($scope, $http, $location, $routeParams, scheduleData, team, menu) => {
+        menu.activate('/schedule');
+
+        let current_period = $routeParams.period;
+        let current_semester = $routeParams.semester;
+        let isScheduleRequested = current_period && current_semester;
+
+        $http.get('/schedules', {cache: true})
+            .success(schedules => {
+                // By url params or last element
+                let selector = isScheduleRequested ? isRequested(current_period, current_semester) : indexEquals(schedules.length - 1);
+
+                schedules = schedules.map(schedule => {
+                    let sem = [['spring', 'Весена'], ['autumn', 'Осень']]
+                        .reduce(translateAnItem(
+                            i => i[0] === schedule.semester,
+                            i => i[1]
+                        ));
+                    schedule.text = `${sem} ${schedule.period} года`;
+
+                    return schedule;
+                });
+
+                schedules.forEach(function (schedule, i) {
+                    if (selector(schedule, i)) {
+                        $scope.currentSchedule = schedules[i];
+                    }
+                });
+
+                $scope.schedules = schedules;
+                $scope.loadSchedule($scope.currentSchedule, isScheduleRequested);
+            });
+
+        $scope.loadSchedule = (s, updateURL) => {
+            let id = s._id;
+            let schedule_item = getScheduleByID(id);
+
+            if (schedule_item) {
+                let sem = schedule_item.semester;
+                let period = schedule_item.period;
+
+                let url = `/schedule/${period}/${sem}`;
+                $http.get(url, {cache: true})
+                    .success(scheduleRecord => {
+                        $scope.groups = scheduleData.populate(scheduleRecord.schedule, [
+                            populate(team.short, 'teacher'),
+                            populate(getCourseNameByID, 'lesson')
+                        ]);
+
+                        if (updateURL) $location.url(url);
+                    });
+            }
+        };
+
+        function getScheduleByID(id) {
+            let schedules = $scope.schedules;
+            for (let i = 0, l = schedules.length; i < l; i++) {
+                let s = schedules[i];
+                if (id === s._id) return s;
+            }
+            return null;
+        }
+    });
+};